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USPTO Patent Rankings Data through Dec 31, 2025
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Stephen J. Camm — 8 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
Melbourne, AU: #294 of 4,989 inventorsTop 6%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Stephen J. Camm has been granted 8 US patents while listed as an inventor at Unknown. The first was granted in 1991 and the most recent in July 1999. Stephen J. Camm ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Stephen J. Camm in Melbourne, AU.

Patents per Year

Patents granted per year, 1991 to 1999Bar chart with a peak of 3 patents in 1996.peak 31991: 1 patents19911993: 1 patents19931994: 1 patents19941995: 1 patents19951996: 3 patents19961999: 1 patents1999

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5918770 Dual material dispenser comprising two containers in head to tail arrangement James O. Camm 1999-07-06
5564598 Multiple component dispenser cartridge for dispensing guns James O. Camm, John J. Camm 1996-10-15
5551601 Dispenser with internal diaphragm James O. Camm 1996-09-03
5540356 Dispenser for two separately contained components James O. Camm, John J. Camm 1996-07-30
5409140 Combination mixer dispenser James O. Camm 1995-04-25
5305929 Combination mixer dispenser having a rod to prevent bowing James O. Camm 1994-04-26
5181629 Combination mixer dispenser James O. Camm 1993-01-26
5050774 Combination mixer dispenser James O. Camm 1991-09-24